Nissan Maxima Service and Repair Manual: U1263 USB

U1243 display unit

Description Part name  Description  DISPLAY UNIT  Display image is controlled by the serial communication from AV control unit. Inputs the RGB i ...

U1255 satellite radio tuner

Descriptio Part name  Description  SATELLITE RADIO TUNER  Inputs the satellite radio signal from satellite radio antenna and outputs the sound signa ...

Other materials:

Communication signal circuit
SATELLITE RADIO TUNER SATELLITE RADIO TUNER : Description Communication signals are exchanged between the AV control unit and satellite radio tuner using the communication circuits. SATELLITE RADIO TUNER : Diagnosis Procedure 1.CHECK HARNESS - 1 Turn ignition switch OFF. Disconnect sat ...

U1010 control unit (CAN)
Description CAN (Controller Area Network) is a serial communication line for real time application. It is an on-vehicle multiplex communication line with high data communication speed and excellent malfunction detection ability. Many electronic control units are equipped onto a vehicle, an ...

B terminal C 
Description  The "B" terminal is constantly supplied with battery power. Diagnosis Procedure  CAUTION: Perform diagnosis under the condition that the engine cannot start by the following procedure.  Remove fuel pump fuse.  Crank or start the engine (where possible) unt ...